diff --git a/cups-filters.spec b/cups-filters.spec
index e019e69..aecfb0d 100644
--- a/cups-filters.spec
+++ b/cups-filters.spec
@@ -1,13 +1,14 @@
 Name:          cups-filters
-Version:       1.28.16
-Release:       3mamba
+Version:       1.28.17
+Release:       1mamba
 Summary:       Backends, filters, and other software for the CUPS printing system
 Group:         System/Spooling
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
 URL:           https://openprinting.github.io/
-Source:        http://www.openprinting.org/download/cups-filters/cups-filters-%{version}.tar.xz
+Source:        https://github.com/OpenPrinting/cups-filters.git/%{version}/cups-filters-%{version}.tar.bz2
+#Source:        http://www.openprinting.org/download/cups-filters/cups-filters-%{version}.tar.xz
 Patch0:        cups-filters-1.10.0-cups-browsed-timeout-stop.patch
 Patch1:        cups-browsed-1.28.9-service-org-cups.patch
 License:       LGPL
@@ -15,6 +16,8 @@ License:       LGPL
 BuildRequires: glibc-devel
 BuildRequires: libavahi-devel
 BuildRequires: libavahi-glib-devel
+BuildRequires: libbrotli-devel
+BuildRequires: libbzip2-devel
 BuildRequires: libcups-devel
 BuildRequires: libdbus-devel
 BuildRequires: libexif-devel
@@ -22,13 +25,18 @@ BuildRequires: libfontconfig-devel
 BuildRequires: libfreetype-devel
 BuildRequires: libgcc
 BuildRequires: libglib-devel
+BuildRequires: libgraphite2-devel
 BuildRequires: libjpeg-devel
 BuildRequires: liblcms2-devel
 BuildRequires: libopenldap-devel
+BuildRequires: libopenssl-devel
+BuildRequires: libpcre-devel
 BuildRequires: libpng-devel
 BuildRequires: libpoppler-cpp-devel
 BuildRequires: libqpdf-devel
+BuildRequires: libsasl2-devel
 BuildRequires: libstdc++6-devel
+BuildRequires: libsystemd-devel
 BuildRequires: libtiff-devel
 BuildRequires: libz-devel
 ## AUTOBUILDREQ-END
@@ -67,6 +75,8 @@ This is the development package.
 %patch0 -p1
 #%patch1 -p1
 
+./autogen.sh
+
 %build
 PHP_INCLUDES=`php-config --includes` || PHP_INCLUDES=
 CFLAGS="%{optflags} $PHP_INCLUDES"
@@ -171,6 +181,9 @@ install -D -m0644 utils/cups-browsed.service %{buildroot}%{_unitdir}/cups-browse
 %{_datadir}/doc/cups-filters/README
 
 %changelog
+* Sat Jan 28 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 1.28.17-1mamba
+- update to 1.28.17
+
 * Thu Nov 17 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 1.28.16-3mamba
 - remove service-org-cups patch to restore dependencies to recent cups releases